[#540] added a rotate function to `me.Polygon`
[#540] added a rotate function to `me.Polygon`

TukekeSoft/melonJS,rlugojr/melonJS,gopalindians/melonJS,srbala/melonJS,gopalindians/melonJS,rlugojr/melonJS,gopalindians/melonJS,rlugojr/melonJS,MarkoIvanetic/melonJS,TukekeSoft/melonJS,melonjs/melonJS,MarkoIvanetic/melonJS,srbala/melonJS,melonjs/melonJS,TukekeSoft/melonJS,srbala/melonJS